Trauma-Focused ACT presents a highly effective, research-based protocol for treating post-traumatic stress disorder (PTSD), as well as a broad range of trauma-related disorders-from depression to addiction. Newcomers and experienced professionals alike will learn a comprehensive approach to treating trauma with a focus on living in the present, healing the past, and building the future. This unique guide is based on the empirically supported program author Russ Harris developed for the World Health Organization (WHO).